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PCI Express x16 to Two SlimSAS SFF-8654 8i Adapter PCI-E to 2*SFF8654 8I PCIe 4.0 x16 to Dual 2 Port SFF-8654 Adapter Card for U.2 NVMe SSD, SlimSAS 8i Interface,
YiBaoTong

PCI Express x16 to Two SlimSAS SFF-8654 8i Adapter PCI-E to 2*SFF8654 8I PCIe 4.0 x16 to Dual 2 Port SFF-8654 Adapter Card for U.2 NVMe SSD, SlimSAS 8i Interface,

Bottom line: The PCI Express x16 to Two SlimSAS SFF-8654 8i Adapter PCI-E to 2*SFF8654 is a specs-and-price decision rather than a crowd-consensus one in the expansion cards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Compatible with Windows, Linux, and VMware
  • ✓ Backed by YiBaoTong's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

PCI Express x16 to Two SlimSAS SFF-8654 8i Adapter PCI-E TO 2*SFF8654 8I

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SpecPicks Verdict

SpecPicks scored PCI Express x16 to Two SlimSAS SFF-8654 8i Adapter PCI-E to… using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. YiBaoTong's expansion cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Motherboard BIOS ‌must‌ support PCIe bifurcation (x16 to 2x8), otherwise only the first drive will be detected. Backward compatible with PCIe 3.0/2.0. Recommended for PCIe 4.0-enabled CPUs
  • PCIe 4.0 x16 to dual SFF-8654 adapter card, supporting two U.2 NVMe SSDs with 8-lane PCIe 4.0 bandwidth per port (theoretical 6.9GB/s per port). Requires SFF-8654 to SFF-8639 cable (sold separately)
  • Designed for ‌NVMe SSDs only‌ (no SAS/SATA support). Ideal for data centers, server storage expansion, and high-performance workstations. Supports hot-swap (requires compatible backplane)
  • Includes full-height and low-profile brackets. Requires a separate ‌SFF-8654 to U.2 (SFF-8639) cable‌
  • Compatible with Windows, Linux, and VMware

Full Specifications

BrandYiBaoTong
StyleClassic
Style NameClassic
Unit Count1 Count
Model NumberSFF-8654-8i 2 Port SlimSAS 8i
CompatibilityLinux
Compatible DevicesU.2 NVMe SSD
Hardware InterfacePCI Express x16
Warranty Description3-year

Ready to buy?

PCI Express x16 to Two SlimSAS SFF-8654 8i Adapter PCI-E to 2*SFF8654 8I PCIe 4.0 x16 to Dual 2 Port SFF-8654 Adapter Card for U.2 NVMe SSD, SlimSAS 8i Interface, is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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PCI Express x16 to Two SlimSAS SFF-8654 8i Adapter PCI-E to 2*SFF8654 8I PCIe 4.0 x16 to Dual 2 Port SFF-8654 Adapter Card for U.2 NVMe SSD, SlimSAS 8i Interface,
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